FCS

例句：

1. 1. FCS stands for "Federal Communications Commission" in English.
   FCS 是英文中的 "Federal Communications Commission" 的缩写。
2. 2. In the United States, FCS is a type of radioactive waste that requires special handling.
   在美国，FCS 是一种需要特殊处理的放射性废物类型。
3. 3. The FCS system is designed to prevent accidents and ensure safety during the construction process.
   FCS 系统旨在预防事故并确保施工过程中的安全。